OTHER SETTINGS
H0: SERIAL ADDRESS
It defines the device network address for serial link.
H1: LIGHT/ALARM RELAY
It allows to define the function of the fourth relay : LIGHT, normally off ALARM or normally on ALARM.
P0: PRESSURESTAT
It is the maximum number of pressure alarms; when reached the machine gets the blocked status. If the number of
alarms is less than the one defined by this parameter, an autoresettable block situation is generated anyway.
P1: PRESSURESTAT TIMER
When the first pressure alarm is detected, a timer is loaded with the value (in seconds) defined by this parameter.
At the timeout, the alarm counter is automatically reset.
EA, EB, EE: ERROR IN DATA COLLECTION, CONTROL RESET
To restore correct operation, reset the default parameters:
• disconnect the machine from the mains supply;
• hold down key and connect to mains;
• the message “-C-” will appear on the digital display;
• in a few seconds, the equipment is in RESET mode and allows parameters to be modified (*);
• should the EE error persist, press until the error message disappears.
(*) The resetting of the default values cancels any alterations made to the parameters.
FLASHING ED: DEFROSTING TIMED OUT
• Check parameters dt, dP and d4;
• check the efficiency of the defrosting programme;
• if necessary, exclude the Ed alarm by using parameter r3.
FLASHING DF: DEFROSTING IN OPERATION
This is not an alarm signal, but an indication that the machine is defrosting. It appears when parameter d6=0.
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